Bicycle frame seat stay



FIG. 1 is a top plan view of a bicycle frame seat stay showing our new design, the bottom view being the identical image thereof;

FIG. 2 is a left or right side view thereof;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a front elevational view thereof. 

The ornamental design for a bicycle frame seat stay, as shown and described. 